John D. Alt

📍 Annapolis, MD: #3 of 32 inventorsTop 10%

🗺 Maryland: #131 of 1,889 inventorsTop 7%

Overall (1997): #35,975 of 185,788Top 20%

Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
5676059	Tram coordinating method and apparatus	—	1997-10-14
5611282	Method and apparatus for operating multiple passenger carrying trams simultaneously in both directions in a single dedicated lane transit system	—	1997-03-18